Muromaki Dam is an arch dam located in Toyama prefecture in Japan.

The dam is used for flood control and power production.

The dam impounds about 71 ha of land when full and can store 17000 thousand cubic meters of water.

The construction of the dam was started on 1956 and completed in 1961.

This article about a dam or floodgate in Chūbu region of Honshu, Japan is a stub.